Hardware Spec Index

Brontix FN-1257 Pro 140mm PWM ARGB Case Fan

Case Fans · Brontix · SKU FN1257-PRO · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index1,205 (Case Fans scale)
Category rank#23,634
Street price$49
Power3 W
Performance per dollar24.59
Released2023

Specifications

BrandBrontix
ModelBrontix FN-1257 Pro
Size140 × 140 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Brontix FN-1257 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/95526395 (accessed 2026-10-25).